X-Git-Url: http://dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXUtil.pm;h=f7e52c9a92cb727e8c5431c4f9cd4d2d63e3d5e7;hb=29e86370c5f331ae3d2c6f85e7001a7d2e758137;hp=551a61921213ec00b90ab8a29738929bb0d647ce;hpb=cfa6a715412c7c4972ec85034bd2d945751317cb;p=spider.git

diff --git a/perl/DXUtil.pm b/perl/DXUtil.pm
index 551a6192..f7e52c9a 100644
--- a/perl/DXUtil.pm
+++ b/perl/DXUtil.pm
@@ -27,7 +27,7 @@ require Exporter;
              print_all_fields cltounix unpad is_callsign is_latlong
 			 is_qra is_freq is_digits is_pctext is_pcflag insertitem deleteitem
 			 is_prefix dd is_ipaddr $pi $d2r $r2d localdata localdata_mv
-			 diffms _diffms
+			 diffms _diffms difft parraydifft is_ztime
             );
 
 
@@ -383,10 +383,10 @@ sub unpad
 sub is_callsign
 {
 	return $_[0] =~ m!^
-					  (?:\d?[A-Z]{1,2}\d*/)?    # out of area prefix /  
-					  (?:\d?[A-Z]{1,2}\d+)      # main prefix one (required) 
-					  [A-Z]{1,5}                # callsign letters (required)
-					  (?:-(?:\d{1,2}|\#))?      # - nn possibly (eg G8BPQ-8) or -# (an RBN spot) 
+					  (?:\d?[A-Z]{1,2}\d{0,2}/)?    # out of area prefix /  
+					  (?:\d?[A-Z]{1,2}\d{1,5})      # main prefix one (required) - lengthened for special calls 
+					  [A-Z]{1,8}                # callsign letters (required)
+					  (?:-(?:\d{1,2}))?         # - nn possibly (eg G8BPQ-8)
 					  (?:/[0-9A-Z]{1,7})?       # / another prefix, callsign or special label (including /MM, /P as well as /EURO or /LGT) possibly
 					  $!x;
 
@@ -444,6 +444,12 @@ sub is_ipaddr
     return $_[0] =~ /^\d+\.\d+\.\d+\.\d+$/ || $_[0] =~ /^[0-9a-f:,]+$/;
 }
 
+# is it a zulu time hhmmZ
+sub is_ztime
+{
+	return $_[0] =~ /^(?:(?:2[0-3])|(?:[01][0-9]))[0-5][0-9]Z$/;
+}
+
 # insert an item into a list if it isn't already there returns 1 if there 0 if not
 sub insertitem
 {
@@ -522,3 +528,52 @@ sub diffms
 	$s .= " $no lines" if $no;
 	DXDebug::dbg($s);
 }
+
+# expects either an array reference or two times (in the correct order [start, end])
+sub difft
+{
+	my $b = shift;
+	my $adds = shift;
+	
+	my $t;
+	if (ref $b eq 'ARRAY') {
+		$t = $b->[1] - $b->[0];
+	} else {
+		if ($adds >= $b) {
+			$t = $adds - $b;
+			$adds = shift;
+		} else {
+			$t = $main::systime - $b;
+		}
+	}
+	return '-(ve)' if $t < 0;
+	my ($d,$h,$m,$s);
+	my $out = '';
+	$d = int $t / 86400;
+	$out .= sprintf ("%s${d}d", $adds?' ':'') if $d;
+	$t -= $d * 86400;
+	$h = int $t / 3600;
+	$out .= sprintf ("%s${h}h", $adds?' ':'') if $h;
+	$t -= $h * 3600;
+	$m = int $t / 60;
+	$out .= sprintf ("%s${m}m", $adds?' ':'') if $m;
+	if ($d == 0 && $adds || $adds == 2) {
+		$s = int $t % 60;
+		$out .= sprintf ("%s${s}s", $adds?' ':'') if $s;
+		$out ||= sprintf ("%s0s", $adds?' ':'');
+	}
+	return $out;
+}
+
+# print an array ref of difft refs
+sub parraydifft
+{
+	my $r = shift;
+	my $out = '';
+	for (@$r) {
+		my $s = $_->[2] ? "($_->[2])" : '';
+		$out .= sprintf "%s=%s$s, ", atime($_->[0]), difft($_->[0], $_->[1]);
+	}
+	$out =~ s/,\s*$//;
+	return $out;
+}